參數(shù)資料
型號: 74393
廠商: Harris Corporation
英文描述: CTV 6C 6#20 PIN PLUG
中文描述: 高速CMOS邏輯雙路4位的二進制計數(shù)器
文件頁數(shù): 6/7頁
文件大小: 31K
代理商: 74393
6
Reset Pulse Width
t
W
2
80
-
-
100
-
120
-
ns
4.5
16
-
-
20
-
24
-
ns
6
14
-
-
17
-
20
-
ns
HCT TYPES
Maximum Clock
Frequency
f
MAX
4.5
27
-
-
22
-
18
-
MHz
Clock Pulse Width
t
W
4.5
19
-
-
24
-
29
-
ns
Reset Recovery Time
t
REC
4.5
5
-
-
5
-
5
-
ns
Reset Pulse Width
t
W
4.5
16
-
-
20
-
24
-
ns
Switching Specifications
Input t
r
, t
f
= 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
V
CC
(V)
25
o
C
-40
o
C TO 85
o
C -55
o
C TO 125
o
C
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
HC TYPES
Propagation Delay Time
(Figure 1)
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
45
-
55
-
70
ns
Q
n
to Q
n
+ 1
4.5
-
-
9
-
11
-
14
ns
C
L
=15pF
5
-
4
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
8
-
9
-
12
ns
nCP to nQ
0
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
150
-
190
-
225
ns
4.5
-
-
30
-
38
-
59
ns
C
L
=15pF
5
-
12
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
26
-
33
-
50
ns
nCP to nQ
1
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
190
-
245
-
295
ns
4.5
-
-
38
-
49
-
59
ns
6
-
-
33
-
42
-
50
ns
nCP to nQ
2
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
240
-
300
-
360
ns
4.5
-
-
48
-
60
-
72
ns
6
-
-
41
-
51
-
61
ns
nCP to nQ
3
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
285
-
355
-
430
ns
4.5
-
57
-
71
-
86
ns
6
-
-
48
-
60
-
73
ns
MR to Q
n
t
PLH,
t
PHL
C
L
= 50pF
2
-
-
135
-
170
-
205
ns
4.5
-
-
27
-
34
-
41
ns
C
L
=15pF
5
-
11
-
-
-
-
-
ns
C
L
= 50pF
6
-
-
23
-
29
-
35
ns
Output Transition Time
(Figure 1)
t
TLH
, t
THL
C
L
= 50pF
2
-
-
75
-
95
-
110
ns
4.5
-
-
15
-
19
-
22
ns
6
-
-
13
-
16
-
19
ns
Input Capacitance
C
IN
C
L
= 50pF
-
-
-
10
-
10
-
10
pF
Power Dissipation Capacitance
(Notes 4, 5)
C
PD
C
L
=15pF
5
-
20
-
-
-
-
-
pF
Prerequisite for Switching Specifications
(Continued)
PARAMETER
SYMBOL
V
CC
(V)
25
o
C
-40
o
C TO 85
o
C
-55
o
C TO 125
o
C
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
CD74HC393, CD74HCT393
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